SAP ABAP Message Class SPI21 Message Number 031 (Step cannot have a relationship with itself)
Hierarchy
SAP_BASIS (Software Component) SAP Basis Component
   BC-SRV-PMI (Application Component) Process Monitoring Infrastructure
     SPI21 (Package) Central Meta Data (Maintenance)
Attribute
Message class SPI21  
Short Description Metadata Maintenance: Process Monitoring    
Message Number 031  
Documentation status       Space: object requires documentation
Authorization check Error Message      
Changed On 20110908   
Message Text
Step cannot have a relationship with itself
Help Document

Diagnosis

You have tried to create a relationship in which one step is in a relationship with itself. A relationship can exist only between two different steps in a process.

System Response

The system does not accept your input.

Procedure

Procedure for System Administration

History
Last changed on/by 20110908  SAP 
SAP Release Created in   630